IntelliJ idea startup error: error statuslogger log4j2 could not find a logging implementation

The following error occurred when starting the project:

    ERROR StatusLogger Log4j2 could not find a logging implementation. Please add log4j-core to the classpath. Using SimpleLogger to log to the console…

Reason: the jar package of log4j is not downloaded locally. Cause the startup error.

resolvent:

1. Find the log4j folder of local Maven warehouse and delete it.

2. Update Maven dependency and download the jar package of log4j again.

Select project — & gt; right mouse button — & gt; Maven — & gt; reimport


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